What impact have humans had on the Sydney Harbour Bridge?

- Noise pollution: The construction and maintenance of the Sydney Harbour Bridge have caused noise pollution in the surrounding areas.

- Air pollution: The construction and maintenance of the bridge have also caused air pollution, mainly due to the emission of dust and fumes.

- Water pollution: The construction and maintenance of the bridge have caused water pollution, mainly due to the release of chemicals into the water.

Historical impact:

- Landmark: The Sydney Harbour Bridge has become a landmark of Sydney and a symbol of Australia.

- Cultural significance: The bridge is also of cultural significance, as it is associated with various events and traditions, such as the New Year's Eve fireworks display.

Economic impact:

- Tourism: The Sydney Harbour Bridge attracts a large number of tourists each year, contributing significantly to the local economy.

- Transport: The bridge is a vital part of the transport system in Sydney, connecting the city center with the northern suburbs.

Social impact:

- Community: The Sydney Harbour Bridge has brought people together and created a sense of community.

- Cultural exchange: The bridge has facilitated cultural exchange between the different communities in Sydney.